Bug 105181 - [IGT][BAT][CFL only] dmesg-warn *ERROR* [CONNECTOR:49:eDP-1] Link Training failed at link rate = 270000, lane count = 2
Summary: [IGT][BAT][CFL only] dmesg-warn *ERROR* [CONNECTOR:49:eDP-1] Link Training fa...
Status: CLOSED INVALID
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: DRI git
Hardware: Other All
: medium critical
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2018-02-20 23:55 UTC by Elizabeth
Modified: 2018-09-04 12:09 UTC (History)
1 user (show)

See Also:
i915 platform: CFL
i915 features: display/Other

Attachments
dmesg_log (237.54 KB, text/plain)
2018-02-20 23:55 UTC, Elizabeth 		no flags Details
View All

Description Elizabeth 2018-02-20 23:55:06 UTC 
Created attachment 137488 [details]
dmesg_log

In our CFL we got this tests affected with dmesg-warn *ERROR* [CONNECTOR:49:eDP-1] Link Training failed at link rate = 270000, lane count = 2

igt@prime_vgem@basic-fence-wait-default
igt@prime_vgem@basic-fence-flip
igt@pm_rpm@basic-rte
igt@pm_rpm@basic-pci-d3-state
igt@pm_backlight@basic-brightness
igt@kms_psr_sink_crc@psr_basic

Sample Output:	
IGT-Version: 1.21-gdd61508 (x86_64) (Linux: 4.16.0-rc1-drm-intel-qa-ww8-commit-67f1480+ x86_64)
Subtest basic-fence-wait-default: SUCCESS (1.058s)
Test requirement not met in function __real_main757, file prime_vgem.c:849:
Test requirement: vgem_fence_has_flag(vgem, WIP_VGEM_FENCE_NOTIMEOUT)

Dmesg	
[  110.025174] [drm:intel_dp_start_link_train [i915]] *ERROR* [CONNECTOR:49:eDP-1] Link Training failed at link rate = 270000, lane count = 2
Created at 2018-02-20 15:02:34
Comment 1 Elizabeth 2018-02-20 23:56:34 UTC 
Kernel
commit 67f148034b8b6afdb0811e88245b67ad7730bb1a

Component: drm
    tag: libdrm-2.4.89-73-g33a2851
    commit: 33a2851ab9bc3cd8a68bedf4cf0fdc549b0f3596

Component: intel-gpu-tools
    tag: intel-gpu-tools-1.21-112-gdd61508
    commit: dd61508a38b677dfffc66d5591257ee1e21a4597

Component: piglit
    tag: piglit-v1
    commit: e95fdd20ae72c3def63e08b1b63f2bd9dadef4a9
Comment 2 Jani Saarinen 2018-03-29 07:09:59 UTC 
First of all. Sorry about spam.
This is mass update for our bugs. 

Sorry if you feel this annoying but with this trying to understand if bug still valid or not.
If bug investigation still in progress, please ignore this and I apologize!

If you think this is not anymore valid, please comment to the bug that can be closed.
If you haven't tested with our latest pre-upstream tree(drm-tip), can you do that also to see if issue is valid there still and if you cannot see issue there, please comment to the bug.
Comment 3 Martin Peres 2018-09-04 12:09:10 UTC 
Closing now, since these systems are not available anymore.

We have other bugs here:
 - https://bugs.freedesktop.org/show_bug.cgi?id=107811
 - https://bugs.freedesktop.org/show_bug.cgi?id=105602
 - https://bugs.freedesktop.org/show_bug.cgi?id=106350

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.